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bba: Default to native endian in bbasm

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Signed-off-by: Marcus Comstedt <marcus@mc.pp.se>
This commit is contained in:
Marcus Comstedt 2019-09-15 09:42:52 +02:00
parent bc6b47efe0
commit dd40c41ffc
1 changed files with 12 additions and 1 deletions
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13
bba/main.cc
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@ -66,11 +66,17 @@ const char *skipWhitespace(const char *p)
return p; return p;
} }
bool testBigEndian()
{
int n = 1;
return !*(const char *)&n;
}
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
bool debug = false; bool debug = false;
bool verbose = false; bool verbose = false;
bool bigEndian = false; bool bigEndian;
bool writeC = false; bool writeC = false;
char buffer[512]; char buffer[512];
@ -81,6 +87,7 @@ int main(int argc, char **argv)
options.add_options()("verbose,v", "verbose output"); options.add_options()("verbose,v", "verbose output");
options.add_options()("debug,d", "debug output"); options.add_options()("debug,d", "debug output");
options.add_options()("be,b", "big endian"); options.add_options()("be,b", "big endian");
options.add_options()("le,l", "little endian");
options.add_options()("c,c", "write c strings"); options.add_options()("c,c", "write c strings");
options.add_options()("files", po::value<std::vector<std::string>>(), "file parameters"); options.add_options()("files", po::value<std::vector<std::string>>(), "file parameters");
pos.add("files", -1); pos.add("files", -1);
@ -106,6 +113,10 @@ int main(int argc, char **argv)
debug = true; debug = true;
if (vm.count("be")) if (vm.count("be"))
bigEndian = true; bigEndian = true;
else if (vm.count("le"))
bigEndian = false;
else
bigEndian = testBigEndian();
if (vm.count("c")) if (vm.count("c"))
writeC = true; writeC = true;